$red-base: #F5222D;
$red-1: #FFF1F0;
$red-2: #FFCCC7;
$red-3: #FFA39E;
$red-4: #FF7875;
$red-5: #FF4D4F;
$red-6: $red-base;
$red-7: #CF1322;
$red-8: #A8071A;
$red-9: #820014;
$red-10: #5C0011;
